The ladle transfer carts is specially designed to transfer the high-temperature material is available in inflammable and explosive environment. The heat insulating material and explosion-proof motors are used in the ladle transfer carts to resist the high temperature and the cart's materials, driving system and electrical control should be specially designed. The tractor motor of the ladle transfer carts is designed in slowly start and stop to reduce the inertia of the car and avoid molten steel or slag from splashing. Usually the ladle transfer carts prepare two motors for safe production. while the main motor is damaged by the high temperature the reserve motor can continue work in emergency situations. Power supply can be selected according to specific work conditions.